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2023-03-22
1mil in mil=0.0254MM (Conversion reason: 1mil=1/1000inch=0.00254cm=0.0254mm).
2023-03-20
The ENIG precipitation process is the ENIG process. The ENIG precipitation process is the ENIG process.
2023-03-17
"ate load board" was a term used in the semiconductor industry several years ago for automatic test equipment (ATE) PCB.
2023-03-16
FR 408HR laminate is reinforced and pressed with high-performance multi-functional resin and electrical grade (E-glass) glass fiber fabric.
2023-03-15
Isola 370hr is a lead-free pcb material compatible product of the same kind in the industry, which is suitable for high-reliability applications in a wide range of markets.
2023-03-14
FR4 is the code of the fire-resistant material grade, which refers to a material specification that the resin material must be able to automatically extinguish through the burning state.
2023-03-13
Aluminum pcb is a kind of metal base copper clad plate with good heat dissipation function.
2023-03-10
Black fr4 pcb insulation board alias: glass fiber insulation board, glass fiber board (FR-4), glass fiber composite board
2023-03-09
When producing BGA, fr4 pcb manufacturers are always prone to short circuit and empty welding, and they are all new materials.
2023-03-08
When FR-4 is hardened by Dicy, its bursting phenomenon is almost simultaneous cracking at all parts of the whole plate.
2023-03-07
Therefore, most of the assembly manufacturers require that the empty plates of fr4 pcb manufacturers also simulate more than five times of reflow according to the specific reflow curve.
2023-03-06
Although the fr4 pcb solder paste is composed of 88-90% solder alloy ball by weight and 10-12% organic auxiliary materials, the volume ratio of the two evenly mixed is half.
2023-03-02
The ball pad at the bottom of the BGA of fr4 pcb is welded in the way of "green paint limit".
2023-03-01
The use of rigid flex pcb can reduce the working hours of SMT, because the number of connectors is reduced.
2023-02-28
After the completion of fr4 pcb welding, the crystal structure of the main alloy of the solder joint will not be stable and will gradually increase with time to reduce the internal stress caused by many boundaries (usually the boundaries are the concentration of impurities.
2023-02-27
The awareness of environmental protection in the field of industrial production of fr4 pcb is becoming stronger and stronger.
2023-02-24
The through-hole solder paste is to print the solder paste directly on the Plating Through Hole of fr4 pcb.
2023-02-23
Because the size variability of the plastic parts in the fr4 pcb manufacturing plant is often very large, the structural deformation.
2023-02-22
Conformal Coating is a method of coating on fr4 pcb and forming a protective film, which is usually only a thin layer (about 30 – 210 μ M).
2023-02-21
The electronic finished fr4 pcb product assembly plant will more or less establish several control checkpoints for testing and inspection to ensure the quality of the products it produces on its production line.
